:root {
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.15);
  --purple: #76c4d2;
}

body {
  background: #0e0e0e;
  color: #fff;
  font-family: "Poppins", Arial, sans-serif;
  margin: 0;
  padding: 20px;
}

.glass {
  backdrop-filter: blur(12px);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}

.container {
  max-width: 600px;
  margin: auto;
  padding: 20px;
  border-radius: 20px;
}

.logo {
  width: 140px;
  display: block;
  margin: 0 auto 15px;
}

.main-heading {
  text-align: center;
  color: var(--purple);
  font-size: 1.8em;
  margin-bottom: 20px;
}

.card {
  padding: 20px;
  margin: 20px 0;
  border-radius: 15px;
}

.card h2 {
  color: var(--purple);
  margin-bottom: 10px;
}

.input-group {
  margin: 15px 0;
}

.input-group label {
  display: block;
  opacity: 0.8;
  font-size: 0.9em;
  margin-bottom: 5px;
}

input,
select {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--glass-border);
  color: #fff;
  font-size: 1em;
}

.results p {
  margin-top: 15px;
  font-size: 1.2em;
  color: var(--purple);
  font-weight: bold;
}

footer {
  text-align: center;
  opacity: 0.7;
  margin-top: 30px;
}

.footer-btn {
  margin: 0 10px;
  text-decoration: none;
  color: var(--purple);
  font-weight: bold;
}